FR1172903A - Improvements to air-calibration or pneumatic calibration devices and systems - Google Patents

Improvements to air-calibration or pneumatic calibration devices and systems

Info

Publication number
FR1172903A
FR1172903A FR1172903DA FR1172903A FR 1172903 A FR1172903 A FR 1172903A FR 1172903D A FR1172903D A FR 1172903DA FR 1172903 A FR1172903 A FR 1172903A
Authority
FR
France
Prior art keywords
calibration
systems
air
pneumatic
devices
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
Other languages
French (fr)
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Sheffield Corp
Original Assignee
Sheffield Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Sheffield Corp filed Critical Sheffield Corp
Application granted granted Critical
Publication of FR1172903A publication Critical patent/FR1172903A/en
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G01—MEASURING; TESTING
    • G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
    • G01B13/00—Measuring arrangements characterised by the use of fluids
    • G01B13/02—Measuring arrangements characterised by the use of fluids for measuring length, width or thickness
    • G01B13/06—Measuring arrangements characterised by the use of fluids for measuring length, width or thickness for measuring thickness
    • G01B13/065—Height gauges

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Fluid-Pressure Circuits (AREA)
  • Measuring Volume Flow (AREA)
FR1172903D 1956-03-09 1957-03-08 Improvements to air-calibration or pneumatic calibration devices and systems Expired FR1172903A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US570454A US2976718A (en) 1956-03-09 1956-03-09 Gaging apparatus for dimensions and the like

Publications (1)

Publication Number Publication Date
FR1172903A true FR1172903A (en) 1959-02-17

Family

ID=24279707

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1172903D Expired FR1172903A (en) 1956-03-09 1957-03-08 Improvements to air-calibration or pneumatic calibration devices and systems

Country Status (3)

Country Link
US (1) US2976718A (en)
FR (1) FR1172903A (en)
GB (1) GB832802A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3187561A (en) * 1962-02-27 1965-06-08 Westinghouse Air Brake Co Apparatus for checking integrity of a pneumatic seal
US3176502A (en) * 1963-07-26 1965-04-06 Pratt & Whitney Inc Pneumatic gage
GB1204311A (en) * 1966-07-27 1970-09-03 Nat Res Dev Gauging distance between two surfaces
US3520175A (en) * 1966-12-02 1970-07-14 Nat Res Dev Gauging distance between two surfaces
US3668928A (en) * 1969-05-16 1972-06-13 Tobacco Res & Dev Non-destructive hardness, testing of articles such as cigarettes
US3754433A (en) * 1971-09-17 1973-08-28 Bendix Corp Fluidic proximity sensor

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2166705A (en) * 1937-03-30 1939-07-18 Askania Werke Ag Fluid pressure relay
US2520468A (en) * 1943-09-29 1950-08-29 Moore Products Co Pneumatic control apparatus
US2651317A (en) * 1944-10-30 1953-09-08 Penn Ind Instr Corp Pressure modulating relay
GB654592A (en) * 1947-04-30 1951-06-20 Sandvikens Jernverks Ab Improvements in and relating to gauging apparatus
US2520547A (en) * 1949-04-30 1950-08-29 Infilco Inc Linear pneumatic converter
US2573843A (en) * 1950-02-16 1951-11-06 Don O Hendrix Pneumatic gauging device
US2706397A (en) * 1950-03-16 1955-04-19 Sheffield Corp Apparatus for gauging dimensions or other physical characteristics
US2805568A (en) * 1954-04-23 1957-09-10 Sheffield Corp Pneumatic gauging device

Also Published As

Publication number Publication date
US2976718A (en) 1961-03-28
GB832802A (en) 1960-04-13

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